0 0 0To promote a dwarf you need to level up to 25, then take and complete the promotion assignment.For each dwarf promoted, you get an achievement : The Movin' On Up achievement in Deep Rock Galactic worth 16 pointsPromote any Dwarf at least once.The Corporate Climber achievement in Deep Rock Galactic worth 22 pointsPromote any two Dwarves at least once.The Hat Trick achievement in Deep Rock Galactic worth 25 pointsPromote any three Dwarves at least once.The Full Team Ahead achievement in Deep Rock Galactic worth 27 pointsPromote all four Dwarves at least once.